Domain Name Instant Search Tools

AjaxWhois.com1.AjaxWhois
Fast domain name search and register and whois tool.
Domize.com2.Domize
Another very nice and instant domain name bulk search tool.
PCNames.com3.PCnames
Check and register domain names instantly! Nice tools for bulk domain search.

 

Whois Database & Hosting Check Tools

AllWhois.com1.AllWhois.com
Best whois database information tool, Check who owns what domain.
Who is Hosting This2.WhoisHosingThis
Very cool web hosting search tool, You can discover who is hosting any website.